/*?USER?CODE?BEGIN?Header?*/
/**
??******************************************************************************
??*?@file???????????:?main.c
??*?@brief??????????:?Main?program?body
??******************************************************************************
??*?@attention
??*
??*?
©?Copyright?（c）?2020?STMicroelectronics.
??*?All?rights?reserved.

??*
??*?This?software?component?is?licensed?by?ST?under?BSD?3-Clause?license
??*?the?“License“;?You?may?not?use?this?file?except?in?compliance?with?the
??*?License.?You?may?obtain?a?copy?of?the?License?at:
??*????????????????????????opensource.org/licenses/BSD-3-Clause
??*
??******************************************************************************
??*/
/*?USER?CODE?END?Header?*/

/*?Includes?------------------------------------------------------------------*/
#include?“main.h“

/*?Private?includes?----------------------------------------------------------*/
/*?USER?CODE?BEGIN?Includes?*/
#include?“datas.h“
#include?
#include?
#include?
/*?USER?CODE?END?Includes?*/

/*?Private?typedef?-----------------------------------------------------------*/
/*?USER?CODE?BEGIN?PTD?*/

/*?USER?CODE?END?PTD?*/

/*?Private?define?------------------------------------------------------------*/
/*?USER?CODE?BEGIN?PD?*/
/*?USER?CODE?END?PD?*/

/*?Private?macro?-------------------------------------------------------------*/
/*?USER?CODE?BEGIN?PM?*/

/*?USER?CODE?END?PM?*/

/*?Private?variables?---------------------------------------------------------*/
DAC_HandleTypeDef?hdac;
DMA_HandleTypeDef?hdma_dac1;

TIM_HandleTypeDef?htim6;

UART_HandleTypeDef?huart1;

/*?USER?CODE?BEGIN?PV?*/

/*?USER?CODE?END?PV?*/

/*?Private?function?prototypes?-----------------------------------------------*/
void?SystemClock_Config（void）;
static?void?MX_GPIO_Init（void）;
static?void?MX_DMA_Init（void）;
static?void?MX_DAC_Init（void）;
static?void?MX_TIM6_Init（void）;
static?void?MX_USART1_UART_Init（void）;
/*?USER?CODE?BEGIN?PFP?*/

/*?USER?CODE?END?PFP?*/

/*?Private?user?code?---------------------------------------------------------*/
/*?USER?CODE?BEGIN?0?*/
#define		BUFFER_SIZE		（1024）

uint8_t?Buffer0[BUFFER_SIZE]?=?{0};
uint8_t?Buffer1[BUFFER_SIZE]?=?{0};


void?Music_Player（void）
{
	uint32_t?DataLength?=?0;
	uint8_t*?DataAddress?=?NULL;

#if?1
	DataLength?=?sizeof（data）?-?0x2c;
	DataAddress?=?（unsigned?char?*）（data?+?0x2c）;
	memset（Buffer0?0?BUFFER_SIZE）;
	memset（Buffer1?0?BUFFER_SIZE）;
	HAL_TIM_base_Start（&htim6）;

	while（1）
	{
		if（DataLength?>=?BUFFER_SIZE）
		{
			memcpy（Buffer0?DataAddress?BUFFER_SIZE）;
			DataLength?-=?BUFFER_SIZE;
			DataAddress?+=?BUFFER_SIZE;
			HAL_DAC_Start_DMA（&hdac?DAC_CHANNEL_1?（uint32_t?*）Buffer0?BUFFER_SIZE?DAC_ALIGN_8B_R）;
			while（HAL_DAC_GetState（&hdac）?!=?HAL_DAC_STATE_READY）;
		}
		else?break;
	}
	HAL_TIM_base_Stop（&htim6）;
	HAL_DAC_